"various committees" is a correct and usable phrase in written English.
For example: The city council divided their tasks among various committees to effectively manage their workload.
Of various committees pondering reform, one pronounced on February 2nd.
Correspondence, news releases, reports and minutes of various committees.
No one ever fell in love with cricket because they loved reading about its various committees.
"Various committees are being set up at strategic and operational levels... .. Never mind learning and skills.
He said the various committees would review the various non-standard policy operations.
Each bank will have about 15 executives take part in various committees.
The Faculty Senate moved to send the recommendations to various committees for further review.
Allies of the teachers' union repeatedly blocked the bill from moving out of various committees.
The cooperation and exchanges between the design groups have increased through various committees, meetings and symposia.
He served on Merrill Lynch's domestic and international boards and various committees.
